介绍了连接接触面涂醇酸铁红或聚氨酯富锌漆的高强度螺栓连接抗滑移系数试验研究。
Test researches on slip coefficient of high-strength bolted joints with certain rust inhibiting coatings on contact surfaces are reported.
此外,显微组织中网状、块状铁素体的存在以及螺纹表层脱碳使连接螺栓疲劳强度下降也是造成断裂的重要原因。
The existence of reticulation and mass shape ferrite, decarbonization at the screw thread surface layer which induced decline of fatigue strength of connecting bolt were also…
公司专业从事铁制螺栓、螺帽等紧固件及铁铸件的热浸锌、达克罗及电镀锌加工,年实现产值在一亿人民币以上。
Professional companies engaged in metal bolts, nuts and other fasteners to the hot-dip zinc and iron castings, and Dacromet Zinc processingachieving more than 100 million yuan in output value.
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